Use After Free The advisory has been revoked - it doesn't affect any version of package thunderbird  (opens in a new tab)


Threat Intelligence

EPSS
0.55% (68th percentile)

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  • Snyk IDSNYK-UBUNTU2004-THUNDERBIRD-581277
  • published22 May 2019
  • disclosed23 Jul 2019

Introduced: 22 May 2019

CVE-2019-9820  (opens in a new tab)
CWE-416  (opens in a new tab)

Amendment

The Ubuntu security team deemed this advisory irrelevant for Ubuntu:20.04.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Ubuntu.

A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.